Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

¿Eres de los que creen que sólo los seres humanos se comunican? Si es así, aquí encontrarás más de un motivo para repensar las cosas. Si abres este libro conocerás los códigos secretos que diversas especies emplean para comunicarse y también verás reflejadas en otros seres muchas de las respuestas que creemos únicas y características de los humanos. Acércate y comprobarás que a veces estos códigos no se diferencian mucho de la manera en que nos comunicamos los humanos.

From the itsy-bitsy to the huge and hairy, kids will be drawn into the spider’s world. This book shows spiders going about their lives, including building webs, catching prey, and hatching babies.

Roberto Clemente is remembered as a one of the greatest baseball players who ever lived but more than that, he was a man who believed in equality for all. Readers will learn about his incredible life in this inspiring, Spanish-translated nonfiction biographical title. Children will enthusiastically want to learn all they can about Roberto's amazing life as the first Puerto Rican in major league baseball through vibrant images, intriguing facts, a helpful timeline, and a glossary that will assist in vocabulary improvement. This 6-Pack includes six copies of this title and a lesson plan.

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.